Auto Reconnect Automatically shuts off and begins charging when docked, and powers on and reconnects instantly upon being removed from the dock. Uninterrupted 2.4G Connection The signal extension ensures robust connectivity, offering you an unrivaled gaming journey. Pro Level Back Buttons Ultimate 2.4g features two Pro-level back buttons. These buttons give you more control so you don't have to take your thumbs off the thumbsticks. With 8BitDo Ultimate Software you can assign any button function and macros, too. 8BitDo Ultimate Software Now On Pc Ultimate Software gives you elite control over every piece of your controller Customize button mapping, adjust stick and trigger sensitivity, vibration control and create macros with any button combination.